Regional Municipality of Durham Open Data publishes 385 open datasets for Canada. Browse them live in Vizzie and turn any one into a map or chart.
Regional Municipality of Durham Open Data is the open-data portal for Canada, covering Ontario. It runs on ArcGIS Hub, Esri's open-data platform for geographic data. You can browse it directly at opendata.durham.ca.
On Regional Municipality of Durham Open Data, a significant share of datasets here declare no licence. It's important to know that "no licence declared" is not the same as public-domain or free-to-use. Undeclared data carries no explicit permission to copy, adapt, or redistribute it — so reusers should treat it cautiously and check with the publisher before relying on it. Vizzie flags each dataset's licence (or its absence) so you can see this before you build.
Of the 1 datasets here whose licence Vizzie can identify, essentially all of them can be used commercially; 100% carry a share-alike condition, so work built on them has to be published under the same terms. Attribution is required by almost every open licence — Vizzie writes the attribution line for you when you export or publish.
269 of 385 datasets point at Durham's own licence agreement PDF, which 404s (checked 20 Sep 2026), so the terms could not be read and the catalogue stays rights-unknown. Seven datasets carry Ontario's OGL and resolve on…
No download, no GIS specialist. Opens in Vizzie.